Is CVE-2016-7835 actively exploited?

CVE-2016-7835 has no public evidence of in-the-wild exploitation as of 2025-04-20.

What is the CVSS score for CVE-2016-7835?

CVE-2016-7835 has a CVSS score of 9.1 (CRITICAL severity). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H.

How do I patch CVE-2016-7835?

Patch guidance is available from dena security advisories. CVEDatabase generates AI-assisted remediation guidance on demand for CVE-2016-7835.

Which products are affected by CVE-2016-7835?

2 products: dena h2o, h2o project h2o.

Fix CVE-2016-7835 - CRITICAL dena h2o

Description

Use-after-free vulnerability in H2O allows remote attackers to cause a denial-of-service (DoS) or obtain server certificate private keys and possibly other information.

CVSS Metrics

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector: network
Complexity: low
Privileges: none
User Action: none
Scope: unchanged
Confidentiality: high
Integrity: none
Availability: high
Weaknesses: CWE-416 · Use After Free

Metadata

Primary Vendor: DENA
Published: 6/9/2017
Last Modified: 4/20/2025
Source: NIST NVD
Note: Verify all details with official vendor sources before applying patches.

Affected Products

dena : h2oh2o_project : h2o

Remediation Guidance

Executive Summary

Cite this page

CVE-2016-7835. CVEDatabase.com. Retrieved 1 May 2026. https://cvedatabase.com/cve/CVE-2016-7835

View on NIST NVD

CVE-2016-7835 vulnerability